Home / 803,568.65-1,108,851.43-476,825.35

Finding the Fourth Proportional to 803,568.65, 1,108,851.43 and 476,825.35

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Solution

The fourth proportional to 803,568.65, 1,108,851.43 and 476,825.35 is: 657,975.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,568.65 : 1,108,851.43 = 476,825.35 : x
  2. Step 2: Convert to fraction form
    803,568.65/1,108,851.43 = 476,825.35/x
  3. Step 3: Cross multiply
    803,568.65x = 1,108,851.43 × 476,825.35
  4. Step 4: Simplify right side
    803,568.65x = 528,728,471,207.75
  5. Step 5: Solve for x
    x = 528,728,471,207.75/803,568.65
  6. Step 6: Final answer
    x = 657,975.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.